/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraEmitter.h
Returns the emitter data for a specific version or nullptr if no such version is found. For the null-Guid it returns the exposed version.
const [FVersionedNiagaraEmitterData](API\Plugins\Niagara\FVersionedNiagaraEmitterData) * GetEmitterData ( const [FGuid](API\Runtime\Core\Misc\FGuid) & VersionGuid ) const